19452990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{648433}}^1$

素因数の和:648443

約数の個数: 16

約数和(自身を含む): 46687248

約数和(自身を除く): 27234258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 648433, 1296866, 1945299, 3242165, 3890598, 6484330, 9726495, 19452990]

約数ペア:

[(1, 19452990), (2, 9726495), (3, 6484330), (5, 3890598), (6, 3242165), (10, 1945299), (15, 1296866), (30, 648433)]